package com.modai.springcloud.dao;

import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;

/**
 * @author ：modai
 * @date ：Created in 2020-12-21 11:47
 * @description：
 */

@Mapper
public interface StorageDao {


    //扣减库存信息
    void decrease(@Param("productId") Long productId, @Param("count") Integer count);
}
